chore: Move everything into one big crate

That helps remove duplicated code and rustc/cargo will now also show
dead code correctly.

4 files changed, 225 insertions, 0 deletions

diff --git a/crates/turtle/proto/control.proto b/crates/turtle/proto/control.proto
new file mode 100644
index 00000000..06347902
--- /dev/null
+++ b/crates/turtle/proto/control.proto
@@ -0,0 +1,62 @@
+syntax = "proto3";
+package control;
+
+// The Control service allows external processes (CLI commands, etc.)
+// to inject events into the running daemon.
+service Control {
+  // Send an event to the daemon's event bus
+  rpc SendEvent(SendEventRequest) returns (SendEventResponse);
+}
+
+message SendEventRequest {
+  oneof event {
+    // History was pruned - search index needs full rebuild
+    HistoryPrunedEvent history_pruned = 1;
+
+    // Specific history items were deleted
+    HistoryDeletedEvent history_deleted = 2;
+
+    // Request immediate sync
+    ForceSyncEvent force_sync = 3;
+
+    // Settings have changed, reload if needed
+    SettingsReloadedEvent settings_reloaded = 4;
+
+    // Request graceful shutdown
+    ShutdownEvent shutdown = 5;
+
+    // History was rebuilt - search index needs full rebuild
+    HistoryRebuiltEvent history_rebuilt = 6;
+  }
+}
+
+message SendEventResponse {
+  // Empty on success; errors come through gRPC status
+}
+
+// Individual event message types
+
+message HistoryPrunedEvent {
+  // No fields needed - just signals that pruning happened
+}
+
+message HistoryRebuiltEvent {
+  // No fields needed - just signals that rebuilding happened
+}
+
+message HistoryDeletedEvent {
+  // IDs of deleted history items (UUIDs as strings)
+  repeated string ids = 1;
+}
+
+message ForceSyncEvent {
+  // No fields needed - just triggers sync
+}
+
+message SettingsReloadedEvent {
+  // No fields needed - components should re-read settings
+}
+
+message ShutdownEvent {
+  // No fields needed - triggers graceful shutdown
+}
diff --git a/crates/turtle/proto/history.proto b/crates/turtle/proto/history.proto
new file mode 100644
index 00000000..59c12471
--- /dev/null
+++ b/crates/turtle/proto/history.proto
@@ -0,0 +1,81 @@
+syntax = "proto3";
+package history;
+
+message StartHistoryRequest {
+  // If people are still using my software in ~530 years, they can figure out a u128 migration
+  uint64 timestamp = 1; // nanosecond unix epoch
+  string command = 2;
+  string cwd = 3;
+  string session = 4;
+  string hostname = 5;
+  string author = 6;
+  string intent = 7;
+}
+
+message EndHistoryRequest {
+  string id = 1;
+  int64 exit = 2;
+  uint64 duration = 3;
+}
+
+message StartHistoryReply {
+  string id = 1;
+  string version = 2;
+  uint32 protocol = 3;
+}
+
+message EndHistoryReply {
+  string id = 1;
+  uint64 idx = 2;
+  string version = 3;
+  uint32 protocol = 4;
+}
+
+message StatusRequest {}
+
+message StatusReply {
+  bool healthy = 1;
+  string version = 2;
+  uint32 pid = 3;
+  uint32 protocol = 4;
+}
+
+message ShutdownRequest {}
+
+message ShutdownReply {
+  bool accepted = 1;
+}
+
+message TailHistoryRequest {}
+
+enum HistoryEventKind {
+  HISTORY_EVENT_KIND_UNSPECIFIED = 0;
+  HISTORY_EVENT_KIND_STARTED = 1;
+  HISTORY_EVENT_KIND_ENDED = 2;
+}
+
+message HistoryEntry {
+  uint64 timestamp = 1; // nanosecond unix epoch
+  string id = 2;
+  string command = 3;
+  string cwd = 4;
+  string session = 5;
+  string hostname = 6;
+  string author = 7;
+  string intent = 8;
+  int64 exit = 9;
+  int64 duration = 10;
+}
+
+message TailHistoryReply {
+  HistoryEventKind kind = 1;
+  HistoryEntry history = 2;
+}
+
+service History {
+  rpc StartHistory(StartHistoryRequest) returns (StartHistoryReply);
+  rpc EndHistory(EndHistoryRequest) returns (EndHistoryReply);
+  rpc TailHistory(TailHistoryRequest) returns (stream TailHistoryReply);
+  rpc Status(StatusRequest) returns (StatusReply);
+  rpc Shutdown(ShutdownRequest) returns (ShutdownReply);
+}
diff --git a/crates/turtle/proto/search.proto b/crates/turtle/proto/search.proto
new file mode 100644
index 00000000..6b84acbd
--- /dev/null
+++ b/crates/turtle/proto/search.proto
@@ -0,0 +1,35 @@
+syntax = "proto3";
+package search;
+
+enum FilterMode {
+  GLOBAL = 0;
+  HOST = 1;
+  SESSION = 2;
+  DIRECTORY = 3;
+  WORKSPACE = 4;
+  SESSION_PRELOAD = 5;
+}
+
+message SearchContext {
+  string session_id = 1;
+  string cwd = 2;
+  string hostname = 3;
+  string host_id = 4;
+  optional string git_root = 5;
+}
+
+message SearchRequest {
+  string query = 1;
+  uint64 query_id = 2;  // Incrementing ID to match responses to queries
+  FilterMode filter_mode = 3;
+  SearchContext context = 4;
+}
+
+message SearchResponse {
+  uint64 query_id = 1; // Echo back the query ID
+  repeated bytes ids = 2;
+}
+
+service Search {
+  rpc Search(stream SearchRequest) returns (stream SearchResponse);
+}
diff --git a/crates/turtle/proto/semantic.proto b/crates/turtle/proto/semantic.proto
new file mode 100644
index 00000000..07e550c8
--- /dev/null
+++ b/crates/turtle/proto/semantic.proto
@@ -0,0 +1,47 @@
+syntax = "proto3";
+package semantic;
+
+service Semantic {
+  rpc RecordCommands(stream CommandCapture) returns (RecordCommandsReply);
+  rpc CommandOutput(CommandOutputRequest) returns (CommandOutputReply);
+}
+
+message CommandCapture {
+  string prompt = 1;
+  string command = 2;
+  string output = 3;
+  optional int32 exit_code = 4;
+  optional string history_id = 5;
+  optional string session_id = 6;
+  bool output_truncated = 7;
+  uint64 output_observed_bytes = 8;
+}
+
+message RecordCommandsReply {
+  uint64 accepted = 1;
+}
+
+message CommandOutputRequest {
+  string history_id = 1;
+  repeated OutputRange ranges = 2;
+}
+
+message OutputRange {
+  int64 start = 1;
+  int64 end = 2;
+}
+
+message OutputLine {
+  uint64 line_number = 1;
+  string content = 2;
+}
+
+message CommandOutputReply {
+  bool found = 1;
+  string output = 2;
+  uint64 total_bytes = 3;
+  uint64 total_lines = 4;
+  repeated OutputLine lines = 5;
+  bool output_truncated = 6;
+  uint64 output_observed_bytes = 7;
+}